Please solve these question in details and explaination. Thank you so much in details.

Use F1: 950 N, F2 = 750 N, M = 1050 N.m, and a = 2.5 m. a) Determine the shear force (in newton) in section AC of the beam. b) Determine the shear force (in newton) in section CD of the beam. 0) Determine the shear force (in newton) in section DB of the beam. (:1) Determine the shear force (in newton) in section EB of the beam